Submission #1111963

#	Time	Username	Problem	Language	Result	Execution time	Memory
1111963		vjudge1	Art Exhibition (JOI18_art)	C++17	0 / 100	1 ms	336 KiB

art

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair <int,int>
#define f first 
#define s second 
const int N=5e5+5;
const int INF=1e16;

int n,ans=0,mx=0,mn=INF,sum=0,pos,tmp;
pii arr[N]; // size , value
vector <pii> v;

bool cmp(pii x,pii y){
    if(abs(pos-x.f)!=abs(pos-y.f)) return abs(pos-x.f)<abs(pos-y.f);
    else return x.s>y.s;
}

signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cin >> n;
    for(int i=1;i<=n;i++){
        cin >> arr[i].f >> arr[i].s;
        if(arr[i].s>tmp){
            tmp=arr[i].s;
            v.clear();
            v.push_back({arr[i].f,arr[i].s});
        }
        else if(arr[i].s==tmp) v.push_back({arr[i].f,arr[i].s});
    }
    for(auto [x,y]:v){
        pos=x;
        sum=0,mx=0,mn=INF;
        sort(arr+1,arr+1+n,cmp);
        for(int i=1;i<=n;i++){
            auto [a,b]=arr[i];
            mx=max(mx,a);
            mn=min(mn,a);
            sum+=b;
            ans=max(ans,sum-(mx-mn));
        }
    }
    cout << ans;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 50